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Note 3 - Related Parties - Related Party Activities (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Oct. 01, 2019	Sep. 30, 2019	Jun. 01, 2019	Jan. 01, 2019
Total notes & accounts receivables and deposits	$ 1,099,228	$ 151,222
Total noncurrent notes receivables	2,418,921	1,282,072
Equity investment in Nutracom	505,000
Other revenue	783,462
Fullfillment & professional fees	622,169
Interest income on promissory notes	171,812	66,519
Gain on sale of fixed assets	434,549	(695)
Unbilled Revenues [Member]
Unbilled receivables: Straight line rent revenue greater than rental billings	95,732
Nutracom, LLC [Member]
Deposits with Nutracom for inventory	941,154
Equity investment in Nutracom	505,000
Trade accounts payable and other accrued expenses	430,907
Gain on sale of fixed assets	434,549
Finished goods inventory purchased from Nutracom	5,756,000
Nutracom, LLC [Member] \| Unsecured Promissory Note, 6 Percent Interest Rate [Member]
Note receivable, noncurrent	460,583				$ 460,583
Nutracom, LLC [Member] \| Unsecured Promissory Note, 7 Percent Interest Rate [Member]
Note receivable, noncurrent	711,163		$ 711,163	$ 764,344		$ 764,344
Distributor [Member]
Note receivable - distributor, current	130,629	123,040
Note receivable, noncurrent	1,151,443	1,282,072
Nutracom LLC and Distributor [Member]
Total notes & accounts receivables and deposits	$ 27,445	$ 28,182